大數(shù)據(jù)就業(yè)實戰(zhàn)培訓(xùn) Oracle就業(yè)實戰(zhàn)培訓(xùn)
071考試題庫之前是比較穩(wěn)定的，但隨著Oracle的調(diào)整，071考試不斷的增加新的考題，增加了考試的難度，所以我們專門收集整理了這些考試，并對這些考題進(jìn)行解析，希望可以對考生有幫助。
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071考試-第16題、choose two
View the Exhibit and examine the structure of the PRODUCT_INFORMATION and INVENTORIES tables.
You have a requirement from the supplies department to give a list containing PRODUCT_ID, SUPPLIER_ID, and QUANTITY_ON_HAND for all the products where in QUANTITY_ON_HAND is less than five.
Which two SQL statements can accomplish the task? (Choose two.)
A) SELECT product_id, quantity_on_hand,supplier_id
FROM product_information
NATURAL JOIN inventories AND quantity_on_hand < 5;
B) SELECT i.product_id, i.quantity_on_hand,pi.supplier_id
FROM product_information pi JOIN inventories i
ON (pi.product_id=i.product_id) AND quantity_on_hand < 5;
C) SELECT i.product_id, i.quantity_on_hand,pi.supplier_id
FROM product_information pi JOIN inventories i
USING (product_id) AND quantity_on_hand < 5;
D) SELECT i.product_id, i.quantity_on_hand,pi.supplier_id
FROM product_information pi JOIN inventories i
ON (pi.product_id=i.product_id)
WHERE quantity_on_hand < 5;
Answer：BD
(解析：AC 語法不對，執(zhí)行時顯示 ORA-00933: SQL 命令未正確結(jié)束
類似的語句：
1、
select d.deptno,d.dname,e.empno,e.ename,e.sal
from emp e join dept d
on (e.deptno=d.deptno)
where sal < 3000;)
2、
select d.deptno,d.dname,e.empno,e.ename,e.sal
from emp e join dept d
on (e.deptno=d.deptno) and sal < 3000;
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